Event

GEOBIOLOGY  SYMPOSIUM  XXV

Friday, February 24, 2017

Cooper Room, Department of Paleobiology, National Museum of Natural History, Smithsonian Institution

WELCOME COFFEE at 9:45am

 10:20              Kay BEHRENSMEYER (Paleobiology, NMNH), Rick Potts (Anthropology,NMNH), and Al Deino (Berkeley Geochronology Center)  The Oltulelei Formation of the southern Kenyan Rift Valley: A chronicle of rapid landscape transformation over the last 500 kyr

 10:40              Hermann PFEFFERKORN (Earth and Environmental Science, University of  Pennsylvania) and Chris Wnuk (Jasmine Resources)  Community structure of a Pennsylvanian lycopsid-pteridosperm forest

 11:00             Brian HUBER (Paleobiology, NMNH) Causes and effects of the rise and fall of the Cretaceous hothouse climate

 11:20              Gene HUNT (Paleobiology, NMNH) Sexual dimorphism, sexual selection, and extinction in Late Cretaceous ostracodes

 11:50              Michael DONOVAN (Penn State University and Paleobiology, NMNH) Insect herbivore communities tracked the conifer Agathis (Araucariaceae) from Paleogene Patagonia to modern Australasia and Southeast Asia

 12:10              Conrad LABANDEIRA (Paleobiology, NMNH) The long-proboscid pollinator mode and its reception by mid-Mesozoic gymnosperms

 LUNCH at 12:30pm

 1:30                Davey WRIGHT (Paleobiology, NMNH) Phenotypic diversification and evolutionary radiation in Paleozoic crinoids

 1:50                Ali NABAVIZADEH (Anatomy, Rowan University Medical School)  Reappraisal of cranial musculature and buccal soft-tissue anatomy in ornithischian dinosaurs

 2:10                Advait JUKAR (Atmospheric, Oceanic and Earth Sciences, George Mason University)  India's missing megafauna: Late Quaternary extinctions in South Asia

 2:30                Silvia PINEDA-MUNOZ (Paleobiology, NMNH) Human impact on North American mammal faunas from the Pleistocene

BREAK at 2:50 pm

 3:10                Ray BERNOR (Anatomy, Howard University) Evolution of Old World Hipparion lineages and their crown heights with regard to climate change

 3:30                Margaret NELSON (Atmospheric, Oceanic and Earth Sciences, George Mason University) First known occurrence of a squalodelphinid (Cetacea, Odontoceti) in the East Pacific, Early Miocene

 3:50                Carlos PEREDO (Atmospheric, Oceanic and Earth Sciences, George Mason University)  A new kentriodontid (Odontoceti) from the Pacific Northwest sheds new light on the temporal and geographic range of the enigmatic dolphin family

 4:10                Mark UHEN (Atmospheric, Oceanic and Earth Sciences, George Mason University)  Latitudinal effects on the distribution and diversity of fossil Cetacea

 4:30    POSTERS – END OF REGULAR SESSION

Poster presenters and titles

Steven JASINSKI (University of Pennsylvania): A new dromaeosaurid dinosaur (Theropoda: Dromaeosauridae) from New Mexico and its implications for the evolution of the  Dromaeosauridae

 Liguo LI (University of Pennsylvania): Reconstruction of the neck muscle system of Raphus cucullatus based on anatomical comparison with the pigeon (Columba livia)

Jack STACK (University of Pennsylvania): Ecomorphology of Tanyrhinichthys mcallisteri, a long-snouted actinopterygian from the Kinney Brick Quarry, New Mexico

Paul ULLMANN (Rowan University): Rapid and brief trace element uptake by bone at the Standing Rock Edmontosaurus bonebed, Hell Creek Formation, Corson County, SD: an exception to long-term rare earth element uptake

 Kristyn VOEGELE (Rowan University): Myological reconstructions from well-defined appendicular muscle scars in Dreadnoughtus schrani, a gigantic titanosaurian sauropod from Patagonia, Argentina